linux-kernel - Re: [PATCH] pch_uart: Add eg20t_port lock field, avoid recursive spinlocks

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Message-ID: <20120906001448.GA7278@kroah.com>
Date:	Wed, 5 Sep 2012 17:14:48 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Darren Hart <dvhart@...ux.intel.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Stable <stable@...r.kernel.org>,
	Tomoya MORINAGA <tomoya.rohm@...il.com>,
	Feng Tang <feng.tang@...el.com>,
	Alexander Stein <alexander.stein@...tec-electronic.com>
Subject: Re: [PATCH] pch_uart: Add eg20t_port lock field, avoid recursive
 spinlocks

On Wed, Sep 05, 2012 at 05:04:07PM -0700, Darren Hart wrote:
> The following patch has been included in linux-next
> (fe89def79c48e2149abdd1e816523e69a9067191) but has not yet landed in mainline
> nor been queued for stable so far as I can determine. This patch addresses a
> deadlock in mainline and is a prerequisite for an additional fix required by the
> PREEMPT_RT kernel. Can we get this pulled into 3.4.11 please?

3.4.11?  It has to hit Linus's tree first.

> Perhaps I am
> jumping the gun, but this patch was originally pulled on June 19, 2012.

Remember, we missed a pull cycle for tty due to other problems, I
thought I picked all of the different pieces needed for 3.6, but I must
of missed this one.  Should it go there now?  Also, if you want a patch
in the stable tree, please tell me when you submit it by marking it with
a
	cc: stable <stable@...r.kernel.org>
in the signed-off-by area of the patch.

thanks,

greg k-h
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